18314838

素因数分解:

$2^1\times 3^2\times {\mathrm{509}}^1\times {\mathrm{1999}}^1$

素因数の和:2516

約数の個数: 24

約数和(自身を含む): 39780000

約数和(自身を除く): 21465162

約数列:

[1, 2, 3, 6, 9, 18, 509, 1018, 1527, 1999, 3054, 3998, 4581, 5997, 9162, 11994, 17991, 35982, 1017491, 2034982, 3052473, 6104946, 9157419, 18314838]

約数ペア:

[(1, 18314838), (2, 9157419), (3, 6104946), (6, 3052473), (9, 2034982), (18, 1017491), (509, 35982), (1018, 17991), (1527, 11994), (1999, 9162), (3054, 5997), (3998, 4581)]